MrHeater MHVFBF10NGT Operating Instructions And Owner'S Manual Download Page 7

7

Operating Instructions and Owner’s Manual

Mr. Heater | Unvented Natural Gas Fired Room Heater

NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!

NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!

NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING!

WARNING: 

Maintain minimum 

clearances shown in Figure 7. If you can, 
provide greater clearances from the floor 
and joining wall. 

Figure 9

Figure 8

Figure 10

Figure 11

Figure 7

Horizontal 
Slots

Mounting 
Bracket 
mounted 
to wall

Mark mounting hole locations and drill 
holes where indicated. Allow for minimum 
clearances.

See clearance 
specs on Pg. 3

A

djoining W

all

16” (Lg)
12-9/64” (Sm)

18” Min.

5.  Fold wall anchor as shown in Figure 8 

below.

6.  Insert wall anchor (wings first) into 

hole. Tap anchor flush to wall.

7.  For thin walls (1/2” or less) insert red 

key into wall anchor. 

8.  Place mounting bracket onto wall. 

Line up holes on each end of bracket 
with wall anchors.

9.  Insert mounting screws through 

bracket and into wall anchors.

10. Tighten screws until mounting bracket 

is firmly fastened to wall.

Placing Heater on Mounting Bracket

1.  Locate two horizontal slots on back 

pane of heater. See Figure 9.

2.  Place heater onto mounting bracket. 

Slide horizontal slots onto stand-out 
tabs on mounting bracket.

Installing Bottom Mounting Screws

1.  Locate two bottom mounting holes. 

These holes are near bottom on back 
panel of heater. See Figure 10.

2.  Mark screws locations on wall.
3.  Remove heater from mounting 

bracket.

4.  If installing bottom mounting screw 

into hollow or solid wall, install wall 
anchors. Follow steps 1 through 4 
under Attaching to Wall using Anchor. 
If installing bottom mounting screw 
into wall stud, drill holes at marked 
locations using 9/64” drill bit.

5.  Re-place heater onto mounting 

bracket.

6.  Place spacers between bottom 

mounting holes and wall anchor or 
drilled hole.

7.  Hold spacer in place with one hand. 

With the other hand, insert mounting 
screw through bottom mounting 
hole and spacer. Place tip of screw in 
opening of wall anchor or drilled hole.

8.  Tighten both screws until heater is 

firmly secured to wall. Do not over 
tighten.

Note:

 Do not re-place front panel at 

this time. 

9.  Replace front panel after making gas 

connections and checking for leaks.

Screw Hole

Screw Hole

Floor Mounting Away From Wall

Installing Support Feet (See Figure 11):
1.  Lay heater onto table on its back with 

bottom edge overhanging table edge.

2.  Securely attach feet to bottom of 

heater using 2 – self-tapping screws 
each.

Note:

 Feet should have long end going 

out the front of heater, and the edge 
coinciding with side of heater. If feet 
overhang side of the heater, switch leg 
location.

3.  Place heater on non-combustible 

surface (see Locating Heater, page 
6) before proceeding with gas 
connection. If this will be a permanent 
location, heater may be locked into 
position using anchoring holes in 
mounting feet.

Note:

 Use of floor mounting feet will 

require you to use a 3/8 NPT street 
elbow to make gas connection.

INST

ALLATION

Summary of Contents for MHVFBF10NGT

Page 1: ...e or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch...

Page 2: ...rating the heater Installation and repair should be done by a qualified service person The appliance should be inspected before use and at least annually by a professional service person More frequent...

Page 3: ...been underwater Immediately call a qualified service technician to inspect the room heater and to replace any part of the control system and any gas control which has been underwater 9 Operating heat...

Page 4: ...lings exposed to the outside atmosphere have a continuous water vapor retarder with a rating of one perm 6 x 10 11 kg per pa sec m2 or less with openings gasketed or sealed and 2 Weather stripping has...

Page 5: ...onfined space You will need no additional fresh air ventilation Ventilation Air Ventilation from Inside Building This fresh air would come from an adjoining unconfined space When ventilation to an adj...

Page 6: ...s are 16 inches apart Attach mounting bracket to wall in one of two following ways 1 Attach to wall studs 2 Attach to wall anchor Decide which way best suits your needs Either method will provide a se...

Page 7: ...rk screws locations on wall 3 Remove heater from mounting bracket 4 If installing bottom mounting screw into hollow or solid wall install wall anchors Follow steps 1 through 4 under Attaching to Wall...

Page 8: ...pliance must be isolated from the gas supply piping system by closing its equipment shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than ps...

Page 9: ...ctly B BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Shut...

Page 10: ...ilot Position CAUTION Do not try to adjust heating level by using equipment shutoff valve To Turn Off Gas To Appliance SHUTTING OFF HEATER 1 Turn off equipment shutoff valve 2 Turn control knob clockw...

Page 11: ...s vacuum cleaner pressurized air or small soft bristled brush to clean CLEANING BURNER PILOT AIR HOLE INLET We recommend that you clean the unit every 2 500 hours of operation or every three months We...

Page 12: ...l the fire department SYMPTOM SYMPTOM When ignitor button is pressed in there is a spark at the ODS pilot but no ignition When igniter button is pressed in there is no spark at pilot CAUSE CAUSE REMED...

Page 13: ...as regulator 7 Thermocouple connection loose at control valve 7 Hand tighten thermocouple nut until snug and then tighten 1 4 turn more 8 Pilot flame not touching thermocouple which allows thermocoupl...

Page 14: ...lly clogged 3 Clean ODS pilot see Cleaning and Maintenance page 11 1 Gas leak See WARNING statement at top of page 12 1 Locate and correct all leaks see Checking Gas Connections page 9 2 Control valve...

Page 15: ...o Fresh Air for Combustion and Ventilation on pages 3 5 REMEDY SYMPTOM Heater produces a clicking ticking noise just after burner is lit or shut off CAUSE 1 Metal expanding while heating or contractin...

Page 16: ...01 Orifice 1 9 80084 Regulator 1 10 80055 Regulator Mounting Bracket 1 11 80058 Floor Mounting Feet Beige 1 Item Part No Description 80214 Floor Mounting Feet White 1 12 NA Regulator Connection 1 13 8...

Page 17: ...84 Regulator 1 7 80055 Regulator Mounting Bracket 1 8 80058 Floor Mounting Feet Beige 1 80214 Floor Mounting Feet White 1 Item Part No Description 9 NA Regulator Connection 1 10 80036 Wall Mounting Br...

Page 18: ...Natual Gas Fired Room Heater Operating Instructions and Owner s Manual NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING NEVER LEAVE THE HEATER UNATTENDE...

Page 19: ...ons and Owner s Manual Mr Heater Unvented Natural Gas Fired Room Heater NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING NEVER LEAVE THE HEATER UNATTENDE...

Page 20: ...AM 5 00 PM EST Monday through Friday Please include the model number date of purchase and description of problem in all communication LIMITED WARRANTY Mr Heater Inc warrants its heaters and accessorie...

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